CN106435989B - Yarn density adjusting device of yarn feeding equipment - Google Patents
Yarn density adjusting device of yarn feeding equipment Download PDFInfo
- Publication number
- CN106435989B CN106435989B CN201510469371.9A CN201510469371A CN106435989B CN 106435989 B CN106435989 B CN 106435989B CN 201510469371 A CN201510469371 A CN 201510469371A CN 106435989 B CN106435989 B CN 106435989B
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- China
- Prior art keywords
- yarn
- yarn feeding
- piece
- adjusting
- adjusting device
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- Expired - Fee Related
Links
- 238000004804 winding Methods 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 5
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000009940 knitting Methods 0.000 description 3
- 229920000297 Rayon Polymers 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Landscapes
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
- Knitting Machines (AREA)
Abstract
The invention is a yarn density adjusting device of a yarn feeding device, comprising: a base; a yarn feeding wheel which is connected with the base by a shaft and is provided with a limiting plate on the upper surface; a yarn density adjusting device, which comprises a positioning plate, an adjusting piece, an adjusting button, a vertical shaft and a yarn guide rod; one side of the positioning plate is embedded above the limiting plate, and the other side of the positioning plate is provided with an end plate part; the adjusting piece is arranged above the end plate part of the positioning plate and is screwed with the screw cap, and the adjusting piece is sleeved with an elastic piece; the adjusting button is screwed at the rear end of the adjusting piece; the yarn guide rod is arranged below the adjusting piece, a vertical shaft with a notch is arranged upwards, the vertical shaft is pivoted above the end plate part and is inserted between the adjusting button and the elastic piece, so that when the yarn feeding wheel and the yarn guide rod carry out yarn feeding, the density of the yarn feeding can be adjusted through the adjusting button as required.
Description
Technical Field
The invention relates to a yarn density adjusting device of yarn feeding equipment; particularly, the yarn guide device is provided with a screw at the rear end of an adjusting member, can be adjusted to be fine-tuned according to the type of yarn feeding by matching with the adjustment of a thread adjusting button and an elastic member, and can be adjusted to be fine-tuned in the density state of wound yarns by adjusting the adjusting button according to the actual required amount of the yarns when the tension is changed in the yarn feeding process.
Background
The prior art related to yarn guiding and adjusting devices is generally designed as a fixed component, which cannot be made into an adjustable structure according to the yarn feeding requirement, and further cannot finely adjust the angle between the yarn guiding rod and the yarn feeding wheel of the yarn guiding device, so that when the yarn feeding tension of a new functional yarn is instantly and rapidly changed, the correct density winding state of the yarn cannot be finely adjusted and properly changed. Therefore, how to make the angle between the yarn guide rod and the yarn feeding wheel perform fine adjustment for the existing yarn feeding device is a key technical direction which should be researched and broken through in the industry.
Although the art has provided a yarn guiding device capable of fine-tuning the density of the yarn, the structure is complicated or the manufacturing is difficult, and the precision is not controllable, which is not practical.
Accordingly, the present inventors have made a study in view of the above-mentioned difficulty in fine adjustment of the angle between the yarn guide bar and the yarn feeding wheel, and have developed a solution thereof, and have desired to develop a yarn guide device which ensures smooth operation of the knitting machine and meets the requirements for yarn feeding with new functions, has a simple and practical structure, and can finely adjust the density of yarns, so as to promote the development of the industry, and have made the present invention based on many ideas.
Disclosure of Invention
The invention aims to provide a yarn density adjusting device of yarn feeding equipment, which is a yarn guide device with simple and practical structure and simple and reliable operation and can finely adjust the yarn density so as to ensure the smooth operation of a knitting machine and meet the yarn feeding requirement of new functional yarns.
It is still another object of the present invention to provide a yarn density adjusting device of a yarn feeding apparatus, which has a simple structure so that the yarn density adjusting device is not easily broken down and the maintenance cost can be reduced.
The technical means adopted by the invention to achieve the above purpose is that the yarn density adjusting device is arranged on a base, the base is connected with a yarn feeding wheel in a shaft way, and a limiting plate is arranged between the yarn feeding wheel and the base: the yarn density adjusting device is embedded in the limiting plate and positioned at one side of the yarn feeding wheel, and the yarn density adjusting device comprises: a positioning plate, wherein one side of the positioning plate is provided with an embedding part, the other side is provided with an end plate part, and the embedding part is embedded on the limiting plate; the adjusting piece is fixed above the end plate part, is sleeved with an elastic piece, and is provided with an adjusting button at the rear end; a vertical shaft, one end of which is provided with a gap and is arranged on the end plate part, the vertical shaft is inserted on the adjusting piece through the gap and is positioned between the adjusting button and the elastic piece; a yarn guide rod sleeved outside the vertical shaft.
The limiting plate includes a convex ring and a through hole, the positioning plate has a concave end of embedded arc and a positioning convex piece corresponding to the convex ring and the through hole at the embedded part, and the convex ring on the limiting plate is embedded corresponding to the concave end of embedded arc, and the end plate part has a vertical fixing piece with a through hole, a guide rod through hole and a pivot piece separately arranged on the two side edges, and the pivot piece has a pivot hole.
The adjusting piece is provided with a convex ring, the front end and the rear end of the adjusting piece are provided with a front screw rod and a rear screw rod, the front screw rod penetrates through a through hole of the vertical fixing piece of the positioning plate to enable the convex ring to be abutted against the vertical fixing piece, and then the convex ring and the rear screw rod are screwed by a screw cap, an elastic piece is sleeved between the convex ring of the adjusting piece and the rear screw rod, and an adjusting button is screwed on the rear screw rod; one end of the vertical shaft of the yarn density adjusting device is provided with a U-shaped seat, the U-shaped seat is provided with the gap, and the vertical shaft is provided with a pivot hole beside the U-shaped seat.
The adjusting piece is provided with a convex ring, the front end and the rear end of the adjusting piece are provided with a front screw rod and a rear screw rod, the front screw rod penetrates through a through hole of the vertical fixing piece of the positioning plate to enable the convex ring to be abutted against the vertical fixing piece, and then the convex ring and the rear screw rod are screwed by a screw cap, an elastic piece is sleeved between the convex ring of the adjusting piece and the rear screw rod, and an adjusting button is screwed on the rear screw rod; the adjustable angle range of the yarn guide rod inclining to the direction of the yarn feeding wheel is about 0-10 degrees, and the optimal adjustable angle range is 1-6 degrees.
One end of the vertical shaft of the yarn density adjusting device is provided with a U-shaped seat, the U-shaped seat is provided with the gap, and the vertical shaft is provided with a pivot hole beside the U-shaped seat.
The adjusting piece is provided with a convex ring, the front end and the rear end of the adjusting piece are provided with a front screw rod and a rear screw rod, the front screw rod penetrates through a through hole of a vertical fixing piece of the positioning plate to enable the convex ring to abut against the vertical fixing piece, and then the convex ring and the rear screw rod are screwed by a screw cap, an elastic piece is sleeved between the convex ring of the adjusting piece and the rear screw rod, and an adjusting button is screwed on the rear screw rod.
The adjustable angle range of the yarn guide rod inclining to the direction of the yarn feeding wheel is about 0-10 degrees, and the optimal adjustable angle range is 1-6 degrees.
The yarn density adjusting device is embedded at the left side or the right side of the limiting plate and is positioned at the left side or the right side of the yarn feeding wheel.
So that the manner in which the above recited features of the present invention can be understood and readily obtained, a more particular description of the invention, briefly summarized above, may be had by reference to embodiments, some of which are illustrated in the appended drawings, and the description of which follows:
drawings
FIG. 1 is a perspective view of an embodiment of the present invention;
FIG. 2 is an exploded perspective view of FIG. 1;
FIG. 3 is an assembled cross-sectional view of FIG. 1;
FIG. 4 is a schematic cross-sectional view of an unwounded use state of an embodiment of the present invention;
FIG. 5 is an assembled exploded perspective view showing the yarn winding operation of the present invention;
FIG. 6 is an assembled perspective view of the yarn winding in use of the present invention;
FIG. 7 is a partially enlarged perspective view showing a state in which the yarn is wound in accordance with the present invention;
FIG. 8 is a partially enlarged side view of the close-wound use of the present invention;
fig. 9 is a partially enlarged side view of the invention in a loosely wound use condition.
Detailed Description
Referring to fig. 1, fig. 2, fig. 3, fig. 5 and fig. 6, a yarn density adjusting device of a yarn feeding apparatus according to the present invention includes: a base 10, a yarn feeding wheel 20, a limiting plate 30 and a yarn density adjusting device 40.
A yarn wheel driving set 11 with a transmission shaft 111 is arranged above a base 10 for providing rotary power, a base plate seat 112 is arranged below the base 10, the transmission shaft 111 protrudes out of the front end part of the base plate seat 112, a yarn inlet guide frame 13 fixed with a yarn inlet presser 12 is arranged at the outer end of the base 10, a first yarn inlet eye 14 and a second yarn inlet eye 15 are respectively fixed at the upper end and the lower end of the yarn inlet guide frame 13, a yarn inlet guide detecting arm 16 is arranged below the yarn inlet guide frame 13 at the outer end of the base 10, a yarn outlet guide frame 17 and a yarn outlet guide detecting arm 18 are arranged at the lower end of the base 10, and the yarn outlet guide frame 17 comprises a first yarn outlet eye 171, a second yarn outlet eye 172 and a yarn outlet presser 173.
The yarn feeding wheel 20 is coupled to the transmission shaft 111 of the yarn feeding wheel driving assembly 11, the yarn feeding wheel 20 is provided with a yarn feeding wheel shaft sleeve 21 at a central portion thereof and a plurality of yarn feeding guide posts 22 pivotally arranged around the shaft sleeve 21, the limiting plate 30 is provided at an upper portion of the yarn feeding wheel 20, the limiting plate 30 is provided with a shaft through hole 31 for the transmission shaft 111 to pass through and positioning holes 32 at two sides thereof, the transmission shaft 111 passes through the shaft through hole 31 and then passes through the yarn feeding wheel shaft sleeve 21 to transmit the yarn feeding wheel 20, the positioning hole 32 is screwed to the chassis base 112 by a screw 33 for fixing the limiting plate 30, the limiting plate 30 is provided with a concave positioning insertion groove 34 at a periphery of the shaft through hole 31, the positioning insertion groove 34 forms a convex ring 35 at a periphery of the shaft through hole 31, and two sides of the convex ring 35 and the positioning insertion groove 34 in a direction perpendicular to the positioning hole 32 are provided with a through hole 36.
The yarn density adjusting device 40 (refer to fig. 1, fig. 2 and fig. 5) includes a positioning plate 41, an adjusting member 42, an adjusting button 43, a vertical shaft 44 and a yarn guiding rod 45; the positioning plate 41 includes an embedding portion 411 having one end and an end plate portion 412 having the other end, the embedding portion 411 has an embedded arc concave end 413, the inner bottom edge of the embedded arc concave end 413 is provided with a positioning convex member 414, the end plate portion 412 is provided with a vertical fixing piece 415 having a through hole 416, a guide rod through hole 417 and a pivot piece 418 respectively disposed at the two sides, the pivot piece 418 is provided with a pivot hole 419, when the assembly is performed, the embedding portion 411 of the positioning plate 41 is embedded in the positioning embedding slot 34 at the corresponding side of the limiting plate 30, so that the embedded arc concave end 413 abuts against the convex ring 35, and the positioning convex member 414 abuts against the corresponding through hole 36, so that the positioning plate 41 is positioned between the limiting plate 30 and the chassis base 112.
The adjusting member 42 is provided with a convex ring 421, the front and rear ends of which are provided with a front screw 422 and a rear screw 423, the front screw 422 passes through the through hole 416 of the vertical fixing piece 415 of the positioning plate 41, so that the convex ring 421 abuts against the vertical fixing piece 415, and then is screwed by a screw cap 424, an elastic member 425 is sleeved between the convex ring 421 and the rear screw 423 of the adjusting member 42, and an adjusting button 43 is screwed on the rear screw 423.
The upper end of the vertical shaft 44 is provided with a U-shaped seat 441 with an upward notch, the lower part of the vertical shaft is provided with a pivot hole 442, the vertical shaft 44 is arranged in the guide rod through hole 417 of the positioning plate 41 in a penetrating manner, the pivot shaft 445 penetrates through the pivot hole 419 to pivot the vertical shaft 44 in the guide rod through hole 417, the U-shaped seat 441 is inserted between the adjusting button 43 and the elastic member 425, the vertical shaft 44 is provided with two concave ring grooves 443 to store more viscose glue, the surface of the vertical shaft 44 is coated with the viscose glue, and then the yarn guide rod 45 is sleeved in the vertical shaft 44 and assembled below the end plate part 412 of the positioning plate 41.
When the yarn a enters from the first yarn entrance hole 14 (see fig. 6), the yarn a passes through the yarn entrance presser 12, the yarn entrance guide detecting arm 16 and the second yarn entrance hole 15, and the yarn feeding wheel 20 and the yarn guide rod 45 are wound for several turns, and then the yarn a is fed to the knitting machine through the first yarn exit hole 171, the yarn exit presser 173, the yarn exit guide detecting arm 18 and the second yarn exit hole 172.
Referring to fig. 3 and 8, when the adjusting button 43 is locked, the front end of the adjusting button 43 presses the U-shaped seat 441 of the vertical shaft 44 to compress the elastic member 425, at this time, the shaft portions of the vertical shaft 44 and the yarn guide rod 45 are in a vertical yarn guiding state, and the yarn a is wound around the yarn feeding wheel 20 and the yarn guide rod 45 in a dense (or densely wound) arrangement state.
Referring to fig. 4 and 9, when the adjusting button 43 is rotated in the releasing direction, the elastic member 425 between the U-shaped seat 441 and the protruding ring 421 is stretched, and the U-shaped seat 441 is pressed by the elastic force to move toward the adjusting button 43, the vertical shaft 44 and the yarn guide rod 45 take the pivot 445 as a fulcrum, so that the rod parts of the vertical shaft 44 and the yarn guide rod 45 are inclined to the yarn feeding wheel 20 to form an inclined yarn guiding state, and at this time, the yarn a is arranged in a most loose (or low-density winding) state around the yarn a arranged on the yarn feeding wheel 20 and the yarn guide rod 45.
The adjustable angle range between the yarn guide rod 45 and the yarn feeding wheel 20 is about 0-10 degrees, and the preferable adjustable angle range is 1-6 degrees, namely, the winding of the yarn A is loose when the angle is large, and the winding of the yarn A is tight when the angle is small.
The yarn density adjusting device 40 of the present invention is described by way of example as being embedded in the left side of the regulating plate 30, but may be embedded in the right side of the regulating plate 30 and positioned on the left or right side of the yarn feeding wheel 20, to obtain the same effect.
As mentioned above, the present invention can adjust the inclination angle of the yarn guide rod 45 as the fine adjustment of the winding density state according to the required amount of the yarn A when the yarn feeding tension is changed, so as to meet the requirement of the yarn feeding amount of the new functional yarn during the yarn feeding process.
In summary, the present invention is a very excellent innovation, and the appended claims propose patent applications; however, the above description is only for the purpose of illustrating the preferred embodiments of the present invention, and all changes that can be made by the technical means of the present invention shall fall within the scope of the claims of the present invention.
Claims (9)
1. A yarn density adjusting device of a yarn feeding device is characterized in that: the yarn density adjusting device (40) is arranged on a base (10), the base (10) is connected with a yarn feeding wheel (20) in a shaft mode, and a limiting plate (30) is arranged between the yarn feeding wheel (20) and the base (10):
the yarn density adjusting device (40) is embedded in the limiting plate (30) and is positioned at one side of the yarn feeding wheel (20), and the yarn density adjusting device comprises:
a positioning plate (41), wherein one side of the positioning plate (41) is provided with an embedding part (411), the other side is provided with an end plate part (412), and the embedding part (411) is embedded in the limiting plate (30);
an adjusting member (42) fixed above the end plate portion (412) and sleeved with an elastic member (425), and an adjusting button (43) is arranged at the rear end of the adjusting member (42);
a vertical shaft (44), one end of which is provided with a U-shaped seat (441), the U-shaped seat (441) is provided with a gap and is arranged on the end plate part (412), the vertical shaft (44) is inserted on the adjusting piece (42) by the gap and is positioned between the adjusting button (43) and the elastic piece (425), and the vertical shaft (44) is provided with a pivot hole (442) beside the U-shaped seat (441); a yarn guide rod (45) sleeved outside the vertical shaft (44).
2. The yarn density adjusting device of a yarn feeding apparatus according to claim 1, characterized in that: the limiting plate (30) comprises a convex ring (35) and a through hole (36), the positioning plate (41) is provided with an embedded arc concave end (413) and a positioning convex piece (414) at an embedding part (411) corresponding to the convex ring (35) and the through hole (36), the embedded arc concave end (413) is embedded in the convex ring (35) on the limiting plate (30) correspondingly, the end plate part (412) is provided with a vertical fixing piece (415) with a through hole (416), a guide rod through hole (417) and a pivot piece (418) arranged on the two side edges, and the pivot piece (418) is provided with a pivot hole (419).
3. The yarn density adjusting device of a yarn feeding apparatus according to claim 2, characterized in that: the adjusting piece (42) is provided with a convex ring (421), the front end and the rear end of the adjusting piece are provided with a front screw rod (422) and a rear screw rod (423), the front screw rod (422) penetrates through a through hole (416) of a vertical fixing piece (415) of the positioning plate (41) to enable the convex ring (421) of the adjusting piece (42) to be abutted against the vertical fixing piece (415), a screw cap (424) is screwed in the convex ring (421) of the adjusting piece (42), an elastic piece (425) is sleeved between the convex ring (421) of the adjusting piece (42) and the rear screw rod (423), and an adjusting button (43) is screwed in the rear screw rod (423).
4. The yarn density adjusting device of a yarn feeding apparatus according to claim 1, characterized in that: the adjusting member (42) is provided with a convex ring (421), the front end and the rear end of the convex ring are provided with a front screw rod (422) and a rear screw rod (423), the front screw rod (422) penetrates through a through hole (416) of a vertical fixing piece (415) of the positioning plate (41) to enable the convex ring (421) to be abutted against the vertical fixing piece (415), a screw cap (424) is screwed, an elastic member (425) is sleeved between the convex ring (421) and the rear screw rod (423) of the adjusting member (42), and an adjusting button (43) is screwed on the rear screw rod (423).
5. The yarn density adjusting device of a yarn feeding apparatus according to claim 4, characterized in that: the adjustable angle range of the inclination of the yarn guide rod (45) to the direction of the yarn feeding wheel (20) is about 0-10 degrees.
6. The yarn density adjusting device of a yarn feeding apparatus according to claim 5, characterized in that: the adjustable angle range of the inclination of the yarn guide rod (45) towards the yarn feeding wheel (20) is 1-6 degrees.
7. The yarn density adjusting device of a yarn feeding apparatus according to claim 1, characterized in that: the adjustable angle range of the inclination of the yarn guide rod (45) to the direction of the yarn feeding wheel (20) is about 0-10 degrees.
8. The yarn density adjusting device of a yarn feeding apparatus according to claim 7, characterized in that: the adjustable angle range of the inclination of the yarn guide rod (45) towards the yarn feeding wheel (20) is 1-6 degrees.
9. The yarn density adjusting device of a yarn feeding apparatus according to claim 1, characterized in that: the yarn density adjusting device (40) is embedded at the left side or the right side of the limiting plate (30) and is positioned at the left side or the right side of the yarn feeding wheel (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510469371.9A CN106435989B (en) | 2015-08-04 | 2015-08-04 | Yarn density adjusting device of yarn feeding equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510469371.9A CN106435989B (en) | 2015-08-04 | 2015-08-04 | Yarn density adjusting device of yarn feeding equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106435989A CN106435989A (en) | 2017-02-22 |
| CN106435989B true CN106435989B (en) | 2019-12-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510469371.9A Expired - Fee Related CN106435989B (en) | 2015-08-04 | 2015-08-04 | Yarn density adjusting device of yarn feeding equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106435989B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH108359A (en) * | 1996-06-20 | 1998-01-13 | Gunze Ltd | Yarn feeder for knitting machine |
| CN201220999Y (en) * | 2008-07-03 | 2009-04-15 | 张建华 | Yarn gripper for weft inserting rapier of rapier loom |
| CN203174300U (en) * | 2013-01-29 | 2013-09-04 | 陈仁惠 | Yarn feeding device capable of adjusting yarn winding density finely |
| CN204343003U (en) * | 2014-12-03 | 2015-05-20 | 陈彦州 | Yarn feeding device convenient for yarn splitting |
| CN104805578A (en) * | 2014-01-27 | 2015-07-29 | 陈仁惠 | Yarn dividing rod structure of yarn feeding device |
| CN204849234U (en) * | 2015-08-04 | 2015-12-09 | 陈伯霖 | Send yarn density adjustment device of yarn equipment |
-
2015
- 2015-08-04 CN CN201510469371.9A patent/CN106435989B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH108359A (en) * | 1996-06-20 | 1998-01-13 | Gunze Ltd | Yarn feeder for knitting machine |
| CN201220999Y (en) * | 2008-07-03 | 2009-04-15 | 张建华 | Yarn gripper for weft inserting rapier of rapier loom |
| CN203174300U (en) * | 2013-01-29 | 2013-09-04 | 陈仁惠 | Yarn feeding device capable of adjusting yarn winding density finely |
| CN104805578A (en) * | 2014-01-27 | 2015-07-29 | 陈仁惠 | Yarn dividing rod structure of yarn feeding device |
| CN204343003U (en) * | 2014-12-03 | 2015-05-20 | 陈彦州 | Yarn feeding device convenient for yarn splitting |
| CN204849234U (en) * | 2015-08-04 | 2015-12-09 | 陈伯霖 | Send yarn density adjustment device of yarn equipment |
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| Publication number | Publication date |
|---|---|
| CN106435989A (en) | 2017-02-22 |
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Granted publication date: 20191227 |
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